Tagged: Carbon dioxide

How growth in population and consumption drives planetary change - Climate: Explained

Guest Author Nov 13, 2019

Climate Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz The growth of the human population over the last 70 years has exploded from 2 billion to nearly … Read More

Why Mars is cold despite an atmosphere of mostly carbon dioxide - Climate: Explained

Guest Author Nov 06, 2019

Climate Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz If tiny concentrations of carbon dioxide can hold enough heat to create a global warming impact on Earth, … Read More

Why carbon dioxide has such outsized influence on Earth’s climate - Climate: Explained

Guest Author Sep 16, 2019

Climate Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz I heard that carbon dioxide makes up 0.04% of the world’s atmosphere. Not 0.4% or 4%, but 0.04%! … Read More

Why plants don’t simply grow faster with more carbon dioxide in air - Climate: Explained

Guest Author Aug 16, 2019

Climate: Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz Carbon dioxide is a fertiliser for plants, so if its concentration increases in the atmosphere then plants will grow … Read More

40 years ago, scientists predicted climate change. And hey, they were right - Guest Work

Guest Author Jul 23, 2019

Neville Nicholls, Monash University This month the world has been celebrating the 50th anniversary of Neil Armstrong setting foot on the Moon. But this week sees another scientific anniversary, perhaps just as important for the future of civilisation. Forty years ago, a group of climate scientists sat down at Woods Hole Oceanographic Institution in Massachusetts for the first … Read More

Ocean acidification may have unexpected impacts - BioBlog

Alison Campbell Jan 20, 2019

A substantial proportion of the CO2 we release into the atmosphere, via burning fossil fuels, ends up dissolved in the ocean. The impact of this is a change in the ocean’s acidity: the pH drops. According to the Smithsonian, oceans have become substantially more acidic over the last 200 years (the period of the Industrial Revolution) – waaaay … Read More

Why methane should be treated differently compared to long-lived greenhouse gases - Guest Work

Guest Author Jun 13, 2018

Dave Frame, Victoria University of Wellington; Adrian Henry Macey, Victoria University of Wellington, and Myles Allen, University of Oxford New research provides a way out of a longstanding quandary in climate policy: how best to account for the warming effects of greenhouse gases that have different atmospheric lifetimes. Carbon dioxide is a long-lived … Read More

Climate change could alter ocean food chains, leading to far fewer fish in the sea - Guest Work

Guest Author Apr 26, 2018

Jefferson Keith Moore, University of California, Irvine This article was originally published on The Conversation. Read the original article. Climate change is rapidly warming the Earth and altering ecosystems on land and at sea that produce our food. In the oceans, most added heat from climate warming is still near the surface and will take centuries … Read More

When we lose weight, where does it go? - Guest Work

Guest Author Mar 15, 2018

Ruben Meerman, UNSW and Andrew Brown, UNSW This article was originally published on The Conversation. Read the original article. The world is obsessed with fad diets and weight loss, yet few of us know how a kilogram of fat actually vanishes off the scales. Even the 150 doctors, dietitians and personal trainers we surveyed … Read More

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